If you've got long hair, chances are, you've probably got a couple dozen of these lying around:
Well Yaakov Goldberg, an industrial design student at Israel's Holon Institute of Technology, decided to take the basic barrette up a notch. He created a hair clip with several super-useful tool options.
Hold up, though! Goldberg originally created it for his religiously observant Jewish male friends, who use the clips to hold their kippas in place. Like so:
You can use it to score fruit, open or measure stuff — plus it has three screwdrivers and a wrench.
Plus, you can do this:
And saw through rope using the clip's serrated edge.